rcar-gen3: initial commit for the rcar-gen3 boards
Jorge Ramirez-Ortiz authored
Reference code:
==============

rar_gen3: IPL and Secure Monitor Rev1.0.22
https://github.com/renesas-rcar/arm-trusted-firmware [rcar_gen3]

Author: Takuya Sakata <takuya.sakata.wz@bp.renesas.com>
Date:   Thu Aug 30 21:26:41 2018 +0900
	Update IPL and Secure Monitor Rev1.0.22

General Information:
===================

This port has been tested on the Salvator-X Soc_id r8a7795 revision
ES1.1 (uses an SPD).

Build Tested:
-------------
ATFW_OPT="LSI=H3 RCAR_DRAM_SPLIT=1 RCAR_LOSSY_ENABLE=1"
MBEDTLS_DIR=$mbedtls

$ make clean bl2 bl31 rcar PLAT=rcar ${ATFW_OPT} SPD=opteed

Other dependencies:
------------------
* mbed_tls:
  git@github.com:ARMmbed/mbedtls.git [devel]

  Merge: 68dbc94 f34a4c1
  Author: Simon Butcher <simon.butcher@arm.com>
  Date:   Thu Aug 30 00:57:28 2018 +0100

* optee_os:
  https://github.com/BayLibre/optee_os

  Until it gets merged into OP-TEE, the port requires Renesas' Trusted
  Environment with a modification to support power manage...
7e532c4b